Average annual temperature is 18.3 °C
Absolute maximum temperature: 36.1 °C
Absolute minimum temperature: -3.6 °C
Number of sunny days: 185 days
Number of rainy days: 179 days
Number of snow days: 1 day
Look at detailed online map of Hekou
* Weather data for Hekou China is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 20.2 | 16.3 | 25.1 | 29.8 | 33.1 | 34.3 | 34.8 | 36.1 | 34.2 | 28.4 | 27.6 | 22.4 |
| Average daytime temperature (°C) | 11.6 | 11.1 | 18.4 | 22.7 | 26.4 | 29.9 | 32.2 | 32.1 | 28.3 | 23.6 | 18.1 | 11.1 |
| Average temperature (°C) | 6.9 | 7.8 | 13.9 | 18.4 | 22.6 | 26.3 | 29.1 | 28.5 | 25.0 | 19.6 | 13.7 | 6.9 |
| Average night temperature (°C) | 2.3 | 4.3 | 9.8 | 14.6 | 19.3 | 23.0 | 26.4 | 25.2 | 22.1 | 16.3 | 9.8 | 3.2 |
| Absolute minimum temperature (°C) | -3.1 | -0.3 | 4.7 | 8.8 | 14.0 | 18.2 | 23.8 | 19.8 | 18.2 | 11.3 | 1.9 | -3.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 12.0 | 12.9 | 13.6 | 14.0 | 13.8 | 13.2 | 12.3 | 11.4 | 10.7 | 10.3 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 6.1 | 3.5 | 5.7 | 7.1 | 6.8 | 8.2 | 9.1 | 10.2 | 6.6 | 6.0 | 6.5 | 5.9 |
| Precipitation (mm) | 20 | 56 | 71 | 208 | 164 | 168 | 115 | 90 | 45 | 63 | 25 | 48 |
| Sunny days | 24 | 12 | 19 | 13 | 11 | 12 | 7 | 16 | 15 | 16 | 19 | 21 |
| Rainy days | 7 | 16 | 12 | 17 | 20 | 18 | 24 | 15 | 15 | 15 | 11 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Hekou during the most sunny months:
The largest precipitation sum in Hekou is at